21131946

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{106727}}^1$

素因数の和:106746

約数の個数: 24

約数和(自身を含む): 49948704

約数和(自身を除く): 28816758

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 106727, 213454, 320181, 640362, 960543, 1173997, 1921086, 2347994, 3521991, 7043982, 10565973, 21131946]

約数ペア:

[(1, 21131946), (2, 10565973), (3, 7043982), (6, 3521991), (9, 2347994), (11, 1921086), (18, 1173997), (22, 960543), (33, 640362), (66, 320181), (99, 213454), (198, 106727)]